fork(2) download
copy 
  1. #include<iostream>
  2. #include<cstring>
  3. using namespace std;
  4.  
  5. int main()
  6. {
  7.   char arr[]= "hello";
  8.   int low = 0;
  9.   int high = strlen(arr)-1;
  10.   char temp;
  11.  
  12.   while(low < high) {
  13.     temp =  arr[low];
  14.     arr[low] = arr[high];
  15.     arr[high] = temp;
  16.     low++;
  17.     high--;
  18.   }
  19.   cout<<arr;
  20.   return 0;
  21. }
Success #stdin #stdout 0s 3296KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
olleh
https://ideone.com/0PQzV9
language:
C++ (gcc 8.3)
created:
9 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!